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Variable Interest Entities - VIEs of Which We Are Not the Primary Beneficiary (Details) (Variable Interest Entity, Not Primary Beneficiary [Member], USD $)
In Millions, unless otherwise specified |
Dec. 31, 2014
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Dec. 31, 2013
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|---|---|---|
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Variable Interest Entity, Not Primary Beneficiary [Member]
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| Total maximum exposure | $ 307 | $ 336 |